- Companies
- Electricians
- Carshalton
- BLB Electrical Group Ltd
BLB Electrical Group Ltd
- Company number
- 13783890
- Incorporated
- 6 Dec 20214 years trading
- Registered office
- 145A Green Wrythe Lane, Carshalton, SM5 2ST
- Nature of business
- Electrical installation; Plumbing, heat and air-conditioning installation; Joinery installation; Other building completion and finishing
BLB Electrical Group Ltd is a 4-year-old private limited company registered in Carshalton, company number 13783890, one of 33 electrical contractors in Carshalton. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £6,403 (+322.9%) on the year before, to £4,420.
- Net assets rose in 1 of 3 year-on-year comparisons on record.
- Current assets of £12K against £7,616 owed within a year: 1.5 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £4,420 | £12K | £7,616 | 0 | |
| 31 Dec 2024 | -£1,983 | £496 | £2,479 | 0 | |
| 31 Dec 2023 | -£1,250 | £219 | 0 | ||
| 31 Dec 2022 | £10K | £500 | £1,400 | 0 |
Where BLB Electrical Group Ltd is registered
The registered office is in Carshalton (SM5), in the Sutton local authority area, London. Show SM5 2ST on a map.
Other trade companies in SM5
- Rich Detailz LtdMechanics and garages
- Sutton Motor and Garage LtdMechanics and garages
- Ecobuild Plumbing & Heating LtdPlumbers and heating engineers
- Aaircon Services LtdPlumbers and heating engineers
- Perthy Properties (Greenhills) LimitedProperty developers
- Jophp LimitedCleaning companies
- Pro-Type Roofing LtdRoofers
- Mic Cleaning LimitedCleaning companies
What happens if BLB Electrical Group Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 13783890
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 December 2021 (4 years ago)
- Registered office
- 145A Green Wrythe Lane, Carshalton, SM5 2ST
- Nature of business
- Electrical installation (SIC 43210)
Plumbing, heat and air-conditioning installation (SIC 43220)
Joinery installation (SIC 43320)
Other building completion and finishing (SIC 43390) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 16 November 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Carshalton
Other active electrical contractors registered in Carshalton.
- Charged London Ltd2021
- Charja Electrical Services Limited2014
- Cold Freez Ltd2023
- DLS Solutions Ltd2008
- Frontline Electrical (London) Ltd2014
- Gridline Energy Solutions Ltd2026
- J O Electrics Limited2003
- Junior’S Electrical Ltd2025
All electrical contractors in Carshalton · All trades in Carshalton · Electricians across the UK
Frequently asked questions
When are BLB Electrical Group Ltd's accounts due?
BLB Electrical Group Ltd's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is BLB Electrical Group Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is BLB Electrical Group Ltd still trading?
BLB Electrical Group Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does BLB Electrical Group Ltd do?
BLB Electrical Group Ltd is registered under Electrical installation (SIC 43210); Plumbing, heat and air-conditioning installation (SIC 43220); Joinery installation (SIC 43320); Other building completion and finishing (SIC 43390).
How old is BLB Electrical Group Ltd?
BLB Electrical Group Ltd was incorporated on 6 December 2021, 4 years ago.
What is the penalty if BLB Electrical Group Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View BLB Electrical Group Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.